docs: add otopetrik as a contributor for doc (#671)

* docs: update README.md

* docs: update .all-contributorsrc

---------

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>

.all-contributorsrc

@@ -55,7 +55,8 @@
       "contributions": [
         "code",
         "question",
-        "bug"
+        "bug",
+        "doc"
       ]
     },
     {

README.md

@@ -155,7 +155,7 @@ using SFTP. This requires the use of a PAM account (standard Linux account).
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/bpg"><img src="https://avatars.githubusercontent.com/u/627562?v=4?s=100" width="100px;" alt="Pavel Boldyrev"/><br /><sub><b>Pavel Boldyrev</b></sub></a><br /><a href="https://github.com/bpg/terraform-provider-proxmox/commits?author=bpg" title="Code">💻</a> <a href="#maintenance-bpg" title="Maintenance">🚧</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/luhahn"><img src="https://avatars.githubusercontent.com/u/61747797?v=4?s=100" width="100px;" alt="Lucas Hahn"/><br /><sub><b>Lucas Hahn</b></sub></a><br /><a href="https://github.com/bpg/terraform-provider-proxmox/commits?author=luhahn" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/blz-ea"><img src="https://avatars.githubusercontent.com/u/19339605?v=4?s=100" width="100px;" alt="Alex Kulikovskikh"/><br /><sub><b>Alex Kulikovskikh</b></sub></a><br /><a href="https://github.com/bpg/terraform-provider-proxmox/commits?author=blz-ea" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/otopetrik"><img src="https://avatars.githubusercontent.com/u/972298?v=4?s=100" width="100px;" alt="Oto Petřík"/><br /><sub><b>Oto Petřík</b></sub></a><br /><a href="https://github.com/bpg/terraform-provider-proxmox/commits?author=otopetrik" title="Code">💻</a> <a href="#question-otopetrik" title="Answering Questions">💬</a> <a href="https://github.com/bpg/terraform-provider-proxmox/issues?q=author%3Aotopetrik" title="Bug reports">🐛</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/otopetrik"><img src="https://avatars.githubusercontent.com/u/972298?v=4?s=100" width="100px;" alt="Oto Petřík"/><br /><sub><b>Oto Petřík</b></sub></a><br /><a href="https://github.com/bpg/terraform-provider-proxmox/commits?author=otopetrik" title="Code">💻</a> <a href="#question-otopetrik" title="Answering Questions">💬</a> <a href="https://github.com/bpg/terraform-provider-proxmox/issues?q=author%3Aotopetrik" title="Bug reports">🐛</a> <a href="https://github.com/bpg/terraform-provider-proxmox/commits?author=otopetrik" title="Documentation">📖</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://www.patreon.com/boik"><img src="https://avatars.githubusercontent.com/u/6451933?v=4?s=100" width="100px;" alt="Boik"/><br /><sub><b>Boik</b></sub></a><br /><a href="https://github.com/bpg/terraform-provider-proxmox/commits?author=qazbnm456" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/abdo-farag"><img src="https://avatars.githubusercontent.com/u/10170837?v=4?s=100" width="100px;" alt="Abdelfadeel Farag"/><br /><sub><b>Abdelfadeel Farag</b></sub></a><br /><a href="https://github.com/bpg/terraform-provider-proxmox/commits?author=abdo-farag" title="Code">💻</a></td>
     </tr>